Math, asked by smitadiwan1783, 8 months ago

help me out pls someone

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Answered by SmitaMissinnocent

3

Step-by-step explanation:

10.

$\sin( \alpha = \frac{1}{?2 } ) \: \cos( \beta = \frac{1}{?2 \: } ) \: \: \\ \\ \alpha = 30 \\ \beta = 60 \\ \alpha + \beta = 30 + 60 = 90$

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